57736961 has 4 divisors (see below), whose sum is σ = 57753024. Its totient is φ = 57720900.

The previous prime is 57736951. The next prime is 57736993. The reversal of 57736961 is 16963775.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57736961 - 2¹⁸ = 57474817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57736951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 10746.

It is an arithmetic number, because the mean of its divisors is an integer number (14438256).

Almost surely, 2^57736961 is an apocalyptic number.

It is an amenable number.

57736961 is a deficient number, since it is larger than the sum of its proper divisors (16063).

57736961 is a wasteful number, since it uses less digits than its factorization.

57736961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16062.

The product of its digits is 238140, while the sum is 44.

The square root of 57736961 is about 7598.4841251397. The cubic root of 57736961 is about 386.5016096781.

The spelling of 57736961 in words is "fifty-seven million, seven hundred thirty-six thousand, nine hundred sixty-one".